There are no step by step guides, also PLEASE SEARCH NETPRO this has been asked PLENTY of times before.
basic config is a CTI with CFA to VM, call handler that matches the DN from CTI RP in CUC and then it's all CUC config for caller input if you want to lock keys to actions or configure the greeting to accept users dialing extensions
HTH
java
if this helps, please rate
www.cisco.com/go/pdihelpdesk
HTH
java
if this helps, please rate